52537136768 has 32 divisors (see below), whose sum is σ = 104692318560. Its totient is φ = 26261417728.

The previous prime is 52537136623. The next prime is 52537136833. The reversal of 52537136768 is 86763173525.

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 432821 + ... + 540747.

It is an arithmetic number, because the mean of its divisors is an integer number (3271634955).

Almost surely, 2^52537136768 is an apocalyptic number.

It is an amenable number.

52537136768 is a deficient number, since it is larger than the sum of its proper divisors (52155181792).

52537136768 is a wasteful number, since it uses less digits than its factorization.

52537136768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111744 (or 111732 counting only the distinct ones).

The product of its digits is 6350400, while the sum is 53.

The spelling of 52537136768 in words is "fifty-two billion, five hundred thirty-seven million, one hundred thirty-six thousand, seven hundred sixty-eight".